Hongfa HEPA Air Purifier Filter Replacement Hongywell HRF-R2 HRF-R3 Compatible HPA-090, HPA-100, HPA200 & HPA300Filter R (2 Pack) Air Purifier Filters. Compatible with HRF-R2, HRF-R3, Filter R Replacement for Honeywell HEPA filter R captures up to 99.97% of particles as small as 0.3 microns in size from the air passing through the filter. The replacement Honeywell HRF-R2 filters fit: HPA090, HPA100, HPA200, HPA300 Air Purifier Series. Replaces Part # HRF-R2, Filter R High quality HRF-R2 air purifier filters more durable, keep the fresh air is full of the home. It can help remove allergens, dust, airborne germs, airborne particles and improve air quality. Each Hongfa HRF R2 air purifier's performance is tested as a system with the filters to ensure best efficiency. 100% service guaranteed. Replacement for Honeywell HEPA filter R captures up to 99.97% of particles as small as 0.3 microns in size from the air passing through the filter. HPA-100 (HPA100) Air Purifier uses 1 filter HPA-104 (HPA104) Air Purifier uses 1 filter HPA-105 (HPA105) Air Purifier uses 1 filter HA-106 (HA106) Air Purifier uses 1 filter HPA-200 (HPA200) Air Purifier uses 2 filters HA-202 (HA202) Air Purifier uses 2 filters HPA-204 (HPA204) Air Purifier uses 2 filters HPA-250B (HPA250B) Air Purifier uses 2 filters HA-300 (HA300) Air Purifier uses 3 filters HPA-300 (HPA300) Air Purifier uses 3 filters